Datasheet

I
2
C SERIAL CONTROL PORT OPERATION
SCL
SDA
t
w(H)
t
w(L)
t
r
t
f
t
su1
t
h1
T0027-01
SCL
SDA
t
h2
t
(buf)
t
su2
t
su3
Start
Condition
Stop
Condition
T0028-01
TAS5716
SLOS569 – JANUARY 2009 ............................................................................................................................................................................................... www.ti.com
Timing characteristics for I
2
C Interface signals over recommended operating conditions (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN MAX UNIT
f
SCL
Frequency, SCL No wait states 400 kHz
t
w(H)
Pulse duration, SCL high 0.6 µ s
t
w(L)
Pulse duration, SCL low 1.3 µ s
t
r
Rise time, SCL and SDA 300 ns
t
f
Fall time, SCL and SDA 300 ns
t
su1
Setup time, SDA to SCL 100 ns
t
h1
Hold time, SCL to SDA 0 ns
t
(buf)
Bus free time between stop and start conditions 1.3 µ s
t
su2
Setup time, SCL to start condition 0.6 µ s
t
h2
Hold time, start condition to SCL 0.6 µ s
t
su3
Setup time, SCL to stop condition 0.6 µ s
C
L
Load capacitance for each bus line 400 pF
Figure 2. SCL and SDA Timing
Figure 3. Start and Stop Conditions Timing
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